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Table 6 Odds ratios (OR) for association of inadequate/no prenatal care with LBW (<2500 grams) by gestational age category: Comparison of two prenatal care utilization indices.

From: Inadequate prenatal care and its association with adverse pregnancy outcomes: A comparison of indices

Gestation

Total n

LBW n

APNCU OR

R-GINDEX OR

<27 weeks

263

262

ne*

ne*

27–28

177

172

ne*

ne*

29–30

186

177

0.28

0.43

31–32

403

380

0.72

1.03

33–34

865

646

0.85

1.02

35–36

2 926

954

1.19

1.22

37–38

16 024

762

1.48

1.36

39–40

45 115

445

1.64

1.45

41–42

14 964

60

2.85

3.45

43–44

66

0

ne*

ne*

Breslow-Day Test

 

p = 0.0159

p = 0.0624

  1. *ne = not estimable.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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